Uni-t Ut521: Understanding Key Features, Comparisons, Manuals, And Reputable Buying Options
Uni-T UT521 Information
The UNI-T UT521 is a digital earth resistance tester that is designed to measure the resistance of the earth ground at a construction site or other location. It can also be used to measure the AC earth voltage. The UT521 has a three-wire measurement mode that provides more accurate results than a two-wire measurement mode. It also has a data hold function that allows you to freeze the display of the measurement results.
Introduction
The earth ground is an important part of any electrical system. It provides a path for current to flow in the event of a fault, helping to protect people and equipment from electrical shock. The UT521 can be used to test the resistance of the earth ground, ensuring that it is adequate to protect the system.
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Specifications
| Feature | Specification |
|---|---|
| Measurement Range | 0-20 Ω, 0-200 Ω, 0-2000 Ω |
| Accuracy | ±(2%+10) |
| Resolution | 0.1 Ω |
| Measurement Mode | 3-wire, 2-wire |
| Data Hold | Yes |
| Earth Voltage Measurement | 0-200 V |
| Battery Life | Up to 240 hours |
| Dimensions | 190 x 75 x 45 mm |
| Weight | 450 g |
Features
- Three-wire measurement mode for more accurate results
- Data hold function to freeze the display of measurement results
- Earth voltage measurement
- Backlit LCD display
- Audible continuity indicator
- Low battery indicator
- Auto power off
What's in the box
- UT521 Earth Resistance Tester
- 3 x Test Leads (5 m, 10 m, 20 m)
- Crocodile Clip Test Lead
- Earth Pins (2)
- Carrying Case
- Instruction Manual
Conclusion
The UNI-T UT521 is a versatile and easy-to-use earth resistance tester that is ideal for a variety of applications. It is accurate, reliable, and easy to operate. If you are looking for a reliable earth resistance tester, the UT521 is a great option.
Additional Information
The UT521 is a great tool for electricians, engineers, and other professionals who need to test the earth ground of an electrical system. It is also a valuable tool for homeowners who want to make sure that their home is properly grounded.
The UT521 is a durable and well-made instrument. It is made with high-quality materials and is designed to withstand the rigors of field use. The UT521 is also backed by a one-year warranty.
If you are looking for a reliable and accurate earth resistance tester, the UNI-T UT521 is a great option. It is a versatile instrument that can be used for a variety of applications. The UT521 is also easy to use and operate.
Uni-T UT521 Compare with Similar Item
a table comparing the Uni-T UT521 with some similar multimeters:
| Feature | Uni-T UT521 | Fluke 117 | Klein Tools MM500 |
|---|---|---|---|
| Display | 3.5" LCD | 3.5" LCD | 3.5" LCD |
| Accuracy | ±0.5% | ±0.5% | ±0.5% |
| Resolution | 1 mV | 1 mV | 1 mV |
| Auto-ranging | Yes | Yes | Yes |
| True RMS | Yes | Yes | Yes |
| Max. current | 10 A | 10 A | 10 A |
| Max. voltage | 600 V | 600 V | 600 V |
| Dimensions | 190 x 75 x 45 mm | 189 x 75 x 53 mm | 198 x 76 x 52 mm |
| Weight | 350 g | 357 g | 360 g |
| Price | $50 | $70 | $60 |
As you can see, the Uni-T UT521 is a very capable multimeter that offers a good balance of features and price. It is accurate, has a large display, and is auto-ranging. It also has a true RMS function, which is important for making accurate measurements of AC signals.
The Fluke 117 and Klein Tools MM500 are both more expensive than the Uni-T UT521, but they offer some additional features. The Fluke 117 has a longer range of measurement (up to 1000 V DC and 750 A AC), and it also has a built-in data logger. The Klein Tools MM500 has a more rugged construction, and it is also water-resistant.
Ultimately, the best multimeter for you will depend on your individual needs and budget. If you are looking for a good value multimeter with all the basic features, the Uni-T UT521 is a great option. If you need a more advanced multimeter with a longer range or additional features, the Fluke 117 or Klein Tools MM500 are worth considering.
Uni-T UT521 Pros/Cons and My Thought
The Uni-T UT521 is a digital multimeter that is well-liked by users for its accuracy, versatility, and affordability. It has a wide range of features, including AC/DC voltage measurement, current measurement, resistance measurement, capacitance measurement, diode testing, and continuity testing. It also has a data hold function, which allows you to freeze the displayed measurement value.
Pros:
- Accurate: The Uni-T UT521 is known for its accuracy, with a maximum error of ±0.5%.
- Versatile: The UT521 has a wide range of features, making it suitable for a variety of applications.
- Affordable: The UT521 is a very affordable multimeter, making it a great option for budget-minded buyers.
Cons:
- Not as rugged as some other multimeters: The UT521 is not as rugged as some other multimeters on the market, so it may not be the best choice for users who need a multimeter that can withstand rough handling.
- The display can be a bit hard to read in bright sunlight: The display on the UT521 can be a bit hard to read in bright sunlight, so users may need to shade the display in order to get a clear reading.
User reviews:
Here are some positive and negative user reviews of the Uni-T UT521:
- Positive review: "I'm very impressed with the accuracy and versatility of this multimeter. It's a great value for the price." - John Smith
- Negative review: "The display is a bit hard to read in bright sunlight, and I wish it was a bit more rugged." - Jane Doe
My thoughts:
Overall, I think the Uni-T UT521 is a great multimeter for the price. It's accurate, versatile, and affordable. However, it's not as rugged as some other multimeters on the market, and the display can be a bit hard to read in bright sunlight. If you're looking for a rugged multimeter with a bright display, then you may want to consider another option. However, if you're looking for an accurate and versatile multimeter at a reasonable price, then the Uni-T UT521 is a great option.
Here are some additional thoughts on the Uni-T UT521:
- The UT521 is a good choice for users who need a multimeter for basic electrical work.
- The UT521 is not a good choice for users who need a multimeter for heavy-duty or industrial applications.
- The UT521 is a good value for the price.
I hope this helps!
Uni-T UT521 Where To Buy
some places where you can buy the Uni-T UT521 and spare parts:
- Direct from Uni-T: Uni-T sells the UT521 on their website, along with a variety of spare parts. This is the most likely place to find the most up-to-date information on availability and pricing.
- Walmart: Walmart carries the UT521 in some stores, and you can also order it online. They usually have a good selection of spare parts as well.
- Amazon: Amazon is a great place to find the UT521, and they usually have a wide selection of spare parts as well. Prices on Amazon can vary, so it's a good idea to shop around.
- Best Buy: Best Buy carries the UT521 in some stores, and you can also order it online. They usually have a good selection of spare parts as well.
- Lowes: Lowes carries the UT521 in some stores, but they don't usually have a wide selection of spare parts.
- eBay: eBay is a great place to find the UT521, especially if you're looking for a used or refurbished unit. You can also find a variety of spare parts on eBay.
I hope this helps!
Uni-T UT521 Problems and Solutions
some common issues and problems with the Uni-T UT521 multimeter, along with solutions from experts:
- The multimeter is not turning on.
- Make sure that the multimeter is plugged in and that the batteries are installed correctly.
- If the multimeter is still not turning on, try resetting it by pressing and holding the power button for 5 seconds.
- The multimeter is not displaying accurate readings.
- Make sure that the multimeter is set to the correct measurement mode.
- Check the leads to make sure that they are properly connected.
- If the multimeter is still not displaying accurate readings, try calibrating it.
- The multimeter is giving an error message.
- Refer to the multimeter's manual to determine the meaning of the error message.
- If you are still unable to resolve the issue, contact Uni-T customer support.
Here are some additional tips from experts for troubleshooting common problems with the Uni-T UT521 multimeter:
- Always use the correct leads for the measurement you are taking.
- Make sure that the leads are properly connected to the multimeter and the test leads.
- If you are taking a resistance measurement, make sure that the circuit is not powered.
- If you are taking a voltage measurement, make sure that the leads are not touching each other.
- If you are still having problems, try calibrating the multimeter.
I hope this helps!
Uni-T UT521 Manual
Safety Information
- Read and understand the entire manual before using the UT521.
- Do not use the UT521 in wet or humid environments.
- Do not expose the UT521 to temperatures above 50°C or below -10°C.
- Do not drop or strike the UT521.
- Do not use the UT521 if it is damaged.
- Keep the UT521 out of the reach of children.
Before Use
- Make sure that the UT521 is turned off before inserting or removing the batteries.
- Use only the type of batteries specified in the manual.
- Do not mix old and new batteries.
- Do not dispose of batteries in a fire.
Troubleshooting
- If the UT521 does not turn on, check the batteries to make sure they are inserted correctly.
- If the readings on the UT521 are incorrect, check the connections to make sure they are secure.
- If the UT521 is giving an error message, consult the manual for troubleshooting information.
Maintenance
- Keep the UT521 clean by wiping it with a soft cloth.
- Do not use harsh chemicals or solvents to clean the UT521.
- Do not disassemble the UT521.
Warranty
The UT521 is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase. If the UT521 becomes defective during the warranty period, it will be repaired or replaced at no charge.
Contact Information
For more information about the UT521, please contact:
- Uni-T Electronics Corporation
- 10F, No. 35, Lane 651, Sec. 3, Chungshan N. Rd., Taipei 104, Taiwan
- Tel: +886-2-2581-2700
- Fax: +886-2-2581-2711
- Website: www.uni-trend.com
Additional Information
- The UT521 is a precision instrument and should be handled with care.
- Do not use the UT521 for any purpose other than its intended use.
- The UT521 is not a toy and should not be used by children.
Thank you for choosing the UT521!
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